//
//  FYNavigationViewController.h
//  MockProject
//
//  Created by FanYu on 8/20/16.
//  Copyright © 2016 niuzhaowang. All rights reserved.
//

#import <UIKit/UIKit.h>

@interface YXNavigationController : UINavigationController

@property (nonatomic ,strong) UIButton *backButton;
- (void)changeToWhiteBar;
- (void)changeToDefaultBar;
@end
